66 lines
1.2 KiB
C++
66 lines
1.2 KiB
C++
int red = 9;
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int blue = 7;
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int green = 8;
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String rH;
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String gH;
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String bH;
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int rV;
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int gV;
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int bV;
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long counter;
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String COLOUR = "#0000e0";
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void setup() {
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// put your setup code here, to run once:
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counter = 0;
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pinMode(red,OUTPUT);
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pinMode(green,OUTPUT);
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pinMode(blue,OUTPUT);
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rH = COLOUR.charAt(1);
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rH.concat(COLOUR.charAt(2));
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gH = COLOUR.charAt(3);
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gH.concat(COLOUR.charAt(4));
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bH = COLOUR.charAt(5);
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bH.concat(COLOUR.charAt(6));
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//base is 16, as long as input is fine, this should work
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rV = strtoul(rH.c_str(),NULL,16);
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gV = strtoul(gH.c_str(),NULL,16);
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bV = strtoul(bH.c_str(),NULL,16);
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Serial.begin(9600);
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Serial.println(rV);
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Serial.println(gV);
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Serial.println(bV);
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}
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void loop() {
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// put your main code here, to run repeatedly:
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// modulus will reach 0 at counter = 256
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int temp = counter % 256;
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// any above 0 value of rV will get red led to glow
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// or any value that is less than the counter
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if (temp < rV) {
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digitalWrite(red,HIGH);
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} else {
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digitalWrite(red,LOW);
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}
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if (temp < gV) {
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digitalWrite(green,HIGH);
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} else {
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digitalWrite(green,LOW);
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}
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if (temp < bV) {
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digitalWrite(blue,HIGH);
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} else {
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digitalWrite(blue,LOW);
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}
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counter += 1;
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delayMicroseconds(10);
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}
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